Rockwell Automation 1766-L32AWA, User Manual

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212 Rockwell Automation Publication 1766-UM001O-EN-P - September 2021
Appendix F MicroLogix 1400 Distributed Network Protocol
FC_AUTHENTICATE_FILE (FC Byte = 0x1D)
29 – Authenticate File
This function code is used to obtain an authentication key that is needed to
open or delete a file.
FC_ABORT_FILE (FC Byte = 0x1E)
30 – Abort File
This function code is used to immediately request termination of the current
read/write operation and close the file, without saving.
This applies only to MicroLogix 1400 Series B and Series C controllers.
FC_ACTIVATE_CONFIG (FC Byte = 0x1F)
31 – Activate Config
This function code is used to begin using the configuration or executable code
specified by the objects included in the request.
This applies only to MicroLogix 1400 Series B and Series C controllers.
FC_AUTHENTICATION_REQUEST (FC Byte = 0x20)
32 – Authentication Request
The master uses this function code when sending authentication messages to
the controller that require a response
This applies only to MicroLogix 1400 Series B and Series C controllers.
FC_AUTHENTICATION_REQUEST_NR (FC Byte = 0x21)
33 – Authentication Request No Resp
This function code is used by the master to send authentication messages
when no return response is required.
This applies only to MicroLogix 1400 Series B and Series C controllers.
FC_RESPONSE (FC Byte = 0x81)
129 – Response
All responses except for Unsolicited Response messages use this function code.
FC_UNSOLICITED_RESPONSE (FC Byte = 0x82)
130 – Unsolicited Response
Unsolicited Responses always use this function code regardless of which DNP3
objects are included.
FC_AUTHENTICATION_RESPONSE (FC Byte = 0x83)
131 – Authentication Response
This function code is used to issue authentication messages to the master. This
applies only to MicroLogix 1400 Series B and Series C controllers.